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394d5d31b0
Change the fsck_error callback to also pass along the fsck_msg_id. Before this change the only way to get the message id was to parse it back out of the "message". Let's pass it down explicitly for the benefit of callers that might want to use it, as discussed in [1]. Passing the msg_type is now redundant, as you can always get it back from the msg_id, but I'm not changing that convention. It's really common to need the msg_type, and the report() function itself (which calls "fsck_error") needs to call fsck_msg_type() to discover it. Let's not needlessly re-do that work in the user callback. 1. https://lore.kernel.org/git/87blcja2ha.fsf@evledraar.gmail.com/ Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
108 lines
2.9 KiB
C
108 lines
2.9 KiB
C
#include "builtin.h"
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#include "parse-options.h"
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#include "tag.h"
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#include "replace-object.h"
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#include "object-store.h"
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#include "fsck.h"
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#include "config.h"
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static char const * const builtin_mktag_usage[] = {
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N_("git mktag"),
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NULL
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};
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static int option_strict = 1;
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static struct fsck_options fsck_options = FSCK_OPTIONS_STRICT;
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static int mktag_fsck_error_func(struct fsck_options *o,
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const struct object_id *oid,
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enum object_type object_type,
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enum fsck_msg_type msg_type,
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enum fsck_msg_id msg_id,
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const char *message)
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{
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switch (msg_type) {
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case FSCK_WARN:
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if (!option_strict) {
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fprintf_ln(stderr, _("warning: tag input does not pass fsck: %s"), message);
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return 0;
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}
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/* fallthrough */
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case FSCK_ERROR:
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/*
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* We treat both warnings and errors as errors, things
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* like missing "tagger" lines are "only" warnings
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* under fsck, we've always considered them an error.
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*/
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fprintf_ln(stderr, _("error: tag input does not pass fsck: %s"), message);
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return 1;
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default:
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BUG(_("%d (FSCK_IGNORE?) should never trigger this callback"),
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msg_type);
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}
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}
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static int verify_object_in_tag(struct object_id *tagged_oid, int *tagged_type)
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{
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int ret;
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enum object_type type;
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unsigned long size;
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void *buffer;
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const struct object_id *repl;
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buffer = read_object_file(tagged_oid, &type, &size);
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if (!buffer)
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die(_("could not read tagged object '%s'"),
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oid_to_hex(tagged_oid));
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if (type != *tagged_type)
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die(_("object '%s' tagged as '%s', but is a '%s' type"),
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oid_to_hex(tagged_oid),
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type_name(*tagged_type), type_name(type));
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repl = lookup_replace_object(the_repository, tagged_oid);
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ret = check_object_signature(the_repository, repl,
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buffer, size, type_name(*tagged_type));
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free(buffer);
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return ret;
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}
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int cmd_mktag(int argc, const char **argv, const char *prefix)
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{
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static struct option builtin_mktag_options[] = {
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OPT_BOOL(0, "strict", &option_strict,
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N_("enable more strict checking")),
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OPT_END(),
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};
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struct strbuf buf = STRBUF_INIT;
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struct object_id tagged_oid;
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int tagged_type;
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struct object_id result;
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argc = parse_options(argc, argv, NULL,
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builtin_mktag_options,
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builtin_mktag_usage, 0);
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if (strbuf_read(&buf, 0, 0) < 0)
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die_errno(_("could not read from stdin"));
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fsck_options.error_func = mktag_fsck_error_func;
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fsck_set_msg_type(&fsck_options, "extraheaderentry", "warn");
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/* config might set fsck.extraHeaderEntry=* again */
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git_config(git_fsck_config, &fsck_options);
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if (fsck_tag_standalone(NULL, buf.buf, buf.len, &fsck_options,
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&tagged_oid, &tagged_type))
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die(_("tag on stdin did not pass our strict fsck check"));
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if (verify_object_in_tag(&tagged_oid, &tagged_type))
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die(_("tag on stdin did not refer to a valid object"));
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if (write_object_file(buf.buf, buf.len, tag_type, &result) < 0)
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die(_("unable to write tag file"));
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strbuf_release(&buf);
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puts(oid_to_hex(&result));
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return 0;
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}
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